Submitted by: David Thompson
Taxon: Strophodonta demissa
Submit date: 2014-10-02
Location (approximate): Milan, Washtenaw, MI
Stratigraphy: Silica Formation
Age: Erian (Middle Devonian)
Submitter notes: This small Brachiopod has two inarticulates. This is the ventral (bottom) side with the scar of a Petrocrania species showing.